Home / 8,071,377.13-12,107,109.48-2,391,650.65

Finding the Fourth Proportional to 8,071,377.13, 12,107,109.48 and 2,391,650.65

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Solution

The fourth proportional to 8,071,377.13, 12,107,109.48 and 2,391,650.65 is: 3,587,488.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071,377.13 : 12,107,109.48 = 2,391,650.65 : x
  2. Step 2: Convert to fraction form
    8,071,377.13/12,107,109.48 = 2,391,650.65/x
  3. Step 3: Cross multiply
    8,071,377.13x = 12,107,109.48 × 2,391,650.65
  4. Step 4: Simplify right side
    8,071,377.13x = 28,955,976,257,463.16
  5. Step 5: Solve for x
    x = 28,955,976,257,463.16/8,071,377.13
  6. Step 6: Final answer
    x = 3,587,488.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.